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Finding the Third Proportional to 3,671,404.31 and 7,952,991.75

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Solution

The third proportional to 3,671,404.31 and 7,952,991.75 is: 17,227,761.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,671,404.31 : 7,952,991.75 = 7,952,991.75 : x
  2. Step 2: Convert to fraction form
    3,671,404.31/7,952,991.75 = 7,952,991.75/x
  3. Step 3: Cross multiply
    3,671,404.31x = 7,952,991.75 × 7,952,991.75
  4. Step 4: Simplify right side
    3,671,404.31x = 63,250,077,775,568.06
  5. Step 5: Solve for x
    x = 63,250,077,775,568.06/3,671,404.31
  6. Step 6: Final answer
    x = 17,227,761.48

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.